# AutomationDirect EA3-T4CL

Hardware · `EA3-T4CL` · verification: source checked

The AutomationDirect EA3-T4CL is a 4-inch color TFT LCD touch screen HMI in the C-more Micro EA3 series. It provides a 480 x 272 pixel resistive single-touch interface and connects through Ethernet, serial, and USB ports. It is panel-mounted and communicates with controllers using protocols such as EtherNet/IP, Modbus RTU, and Modbus TCP.

## Specification

| Property | Value |
|---|---|
| Category | hmi |
| Ethernet ports | 1 |
| Supply voltage | 12-24 VDC |
| Screen size | 4 in |
| Resolution | 480 x 272 |
| IP rating | IP65 |

## Connected

- Manufacturer: [AutomationDirect](https://machineschema.com/manufacturer/automationdirect.md)
- Protocols: [EtherNet/IP](https://machineschema.com/protocol/ethernet-ip.md), [MODBUS RTU](https://machineschema.com/protocol/modbus-rtu.md), [Modbus TCP](https://machineschema.com/protocol/modbus-tcp.md)

## Safety

- UL Listed File # E157382.
- CE declaration available; RoHS compliant.
- No UL Recognized, UL Hazardous, or CSA file is listed.
- NEMA 4/4X housing rating; indoor use only.

## Study notes

- Display: 4 in size, 4.3 in viewable, color TFT LCD, 32K colors, 480 x 272 pixel WQVGA, 370 nits, LED backlight.
- Touch panel is resistive single-touch; orientation is landscape or portrait.
- Communication ports: one Ethernet 10/100Base-T RJ45, one RS-232 RJ12, one RS-232/422/485 DB15 female, and one microB-USB.
- Serial port speeds are up to 38.4k baud; Ethernet speed is 10/100 Mbps.
- Programming software is EA-MG-PGMSW v4.2 or later per the cut sheet; product notes state version 4.1 or later is required.
- A USB A to Micro B cable or Ethernet cable is required to program the panel.
- The EA3 series does not support the EA-MG-SP1 or EA-MG-P1 option modules.
- Includes mounting hardware and gasket; mounting is panel type.
- Other listed protocols include Allen-Bradley DF1, DH485/AIC/AIC+, AutomationDirect CLICK/DirectLOGIC/Do-more/BRX/Productivity, GE SNPX, Mitsubishi FX/Q/QnA, Omron FINS/Host Link, and Siemens S7-200 PPI.
- Item shipping weight is 0.75 lb.

## Sources

1. [C-more Micro HMI: 4in, color TFT LCD, touch screen (PN# EA3-T4CL) | AutomationDirect](https://www.automationdirect.com/adc/shopping/catalog/hmi_(human_machine_interface)/graphical_hmi_devices/hmi_panels/ea3-t4cl) (accessed 2026-10-26)
2. [EA3 T4CL cutsheet](https://cdn.automationdirect.com/static/specs/cutsheet/EA3-T4CL_cutsheet.pdf) (accessed 2026-10-26)

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